International Journal of Gynecology & Obstetrics
International Journal of Gynecology and Obstetrics > 2008 > 101 > 1 > 74-76
International Journal of Gynecology and Obstetrics > 2010 > 108 > 2 > 135-138
International Journal of Gynecology and Obstetrics > 2008 > 101 > 1 > 74-76
International Journal of Gynecology and Obstetrics > 2010 > 108 > 2 > 135-138